\\
\toprule
& N & Mean & SD & Min & Max \\ \midrule %% TinyTableHeader
\textit{\textbf{Panel A: Surname-county level}} \\
\cmidrule(lr){1-6}
\textbf{Surname Diversity and Population} \\
Surname diversity & 19482024 & 10.334 & 1.012 & 8.118 & 12.512 \\
Predicted surname diversity & 19482024 & 11.516 & 1.111 & 9.139 & 14.017 \\
Population & 19482024 & 174.544 & 440.804 & 4.51 & 2,764.837 \\
Predicted population & 19482024 & 152.471 & 368.978 & 8.212 & 2,623.951 \\
\textbf{Patents and Breakthroughs} \\
Patents per 1,000 people & 19482024 & 2.092 & 23.858 & 0 & 500 \\
Breakthrough patents per 1,000 people & 19482024 & 0.193 & 3.664 & 0 & 95.238 \\
\\
\textit{\textbf{Panel B: Inventor level}} \\
\cmidrule(lr){1-6}
\textbf{Surname Diversity and Population} \\
Surname diversity & 209944 & 11.474 & 0.815 & 9.122 & 12.652 \\
Predicted surname diversity & 209944 & 12.643 & 0.859 & 10.189 & 14.564 \\
Population & 209944 & 701.607 & 916.742 & 10.722 & 3,984.478 \\
Predicted population & 209944 & 517.423 & 676.921 & 16.939 & 3,047.96 \\
\textbf{Patents and Breakthroughs} \\
Patents & 209944 & 2.24 & 1.692 & 1 & 6 \\
Breakthrough patents & 209944 & 0.259 & 0.438 & 0 & 1 \\
\\
\textit{\textbf{Panel C: Patent level}} \\
\cmidrule(lr){1-6}
\textbf{Surname Diversity and Team Size} \\
Surname diversity of patent & 1451459 & 0.102 & 0.302 & 0 & 1 \\
Predicted surname diversity & 1451459 & 12.672 & 0.991 & 9.911 & 14.604 \\
Team size & 1451459 & 1.122 & 0.358 & 1 & 7 \\
\textbf{Patents and Breakthroughs} \\
Technologies per patent & 1451459 & 2.486 & 1.822 & 1 & 50 \\
Breakthrough patent indicator & 1451459 & 0.17 & 0.376 & 0 & 1 \\
\bottomrule
